Home / 5,777,892,087.36-7,975,931,909.04-3,900,839,850.96

Finding the Fourth Proportional to 5,777,892,087.36, 7,975,931,909.04 and 3,900,839,850.96

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Solution

The fourth proportional to 5,777,892,087.36, 7,975,931,909.04 and 3,900,839,850.96 is: 5,384,806,875.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777,892,087.36 : 7,975,931,909.04 = 3,900,839,850.96 : x
  2. Step 2: Convert to fraction form
    5,777,892,087.36/7,975,931,909.04 = 3,900,839,850.96/x
  3. Step 3: Cross multiply
    5,777,892,087.36x = 7,975,931,909.04 × 3,900,839,850.96
  4. Step 4: Simplify right side
    5,777,892,087.36x = 31,112,833,039,326,703,616
  5. Step 5: Solve for x
    x = 31,112,833,039,326,703,616/5,777,892,087.36
  6. Step 6: Final answer
    x = 5,384,806,875.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.